Mocoa debris flow: analyses of the event The loss of life from the Mocoa debris flow is now known to have exceeded 290 people, of whom 144 are reported to be children, whilst the search continues for those who are missing. NASA Earth has now published an analysis of the rainfall event that triggered the landslide, noting that: IMERG data were used to estimate the amount of rain that fell …

Mocoa: the cause of the tragic debris flow in Colombia The tragic debris flow at Mocoa in Colombia at the weekend has garnered considerable media attention internationally. As of today, the total number of people who are known to have died is 273, many of them children with varying reports of the number missing. Recovery operations continue on the site, and Colombia has mobilised large-scale resources to provide assistance. There …

San Bernadino National Forest landslide video One of a number of new landslide videos that have been published in the last few days comes from San Bernadino National Forest in Southern California, triggered by the latest in a procession of intense rainfall events in recent weeks. This is a very impressive video of a large landslide in the Forest Falls area. In many ways the most interesting aspect is the high …

Yesterday the official report into the Samarco Tailings Dam failure in Brazil was released. A website has been created to allow the report to be downloaded. The investigation documents a long series of management problems at the site prior to the final collapse.

Espirito Santo rock joint collapses There is an extraordinary video on Facebook showing massive collapses of sheeting joints in Espirito Santo Brazil. I cannot embed the video, but really recommend that you take a look. This is the moment of collapse: . The collapse occurred in Pancas County of Espirito Santo in an area of granite massifs. The video was posted by Heinrich Theodor Frank, who provides the following comment …